Finding the Third Proportional to 1,058.91 and 1,601.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058.91 : 1,601.86 = 1,601.86 : x
2. Step 2: Convert to fraction form
   1,058.91/1,601.86 = 1,601.86/x
3. Step 3: Cross multiply
   1,058.91x = 1,601.86 × 1,601.86
4. Step 4: Simplify right side
   1,058.91x = 2,565,953.46
5. Step 5: Solve for x
   x = 2,565,953.46/1,058.91
6. Step 6: Final answer
   x = 2,423.21